Medical apparatus and method for preventing infectious organisms from entering the body of a patient through or along a catheter. The apparatus includes a tubular receptacle through which body fluids flow from the catheter to a collecting reservoir, the receptacle adapted in various ways to facilita ...
A liquid-gas separator unit with superior performance characteristics is disclosed. The unit is characterized by a high liquid flow rate capacity at high as well as low accompanying gas flow rates, and efficient liquid-gas separation capability. The unit has a unique discharge plug element and a uni ...
A fail-safe electrical system for controlling, from a remote location, the operation of hydraulic, pneumatic, and/or electric powered mechanisms, and for measuring pressures, temperatures, and any other parameter transduceable to an electric parameter and indicating the values thereof on a display p ...
A full opening, through bore, well casing head with a retractile split-ring seat that facilitates running maximum size downhole tools through the upper access opening of the casing head during drilling operations. The seat is inherently biased towards its contracted condition wherein it extends into ...
A downhole ball type safety valve for installation in a well at a subsurface location to control, in a failsafe manner, the fluid flow from the well. The valve is equipped with spring means to close it automatically should the hydraulic pressure employed to hold it open drop below a predetermined le ...
An articulated fluid loading arm especially for transferring gasoline or other fuels from a bulk storage reservoir into the bottom of a tank truck or other fluid transport vehicle. The arm is pivotally mounted on a generally vertical riser, and includes an inboard arm section connected to the riser ...
A fluid delivery and vapor recovery arm especially for dispensing gasoline or other volatile liquids and collecting their evolved vapors, having a combined fluid delivery-vapor recovery head assembly mounted on the distal end of the arm's outer boom section. The outer boom section includes verticall ...
A system for the application of orthopedic traction, including a transportable frame providing adjustable support for a bed mattress and various traction equipment that can be removably attached thereto. The frame with the mattress and traction equipment will fit on a hospital bed or a bed in the pa ...
A double counterbalanced fluid transferring apparatus of the marine loading arm type, including a vertical riser section, an intermediate arm section extending from a pivotal mounting at the riser section, an inboard arm section pivotally connected to the intermediate arm section, an outboard arm se ...
A compactly stowable marine loading arm especially suitable for mounting on he deck of relatively small or coaster-type marine tankers to facilitate transfer of fluids, and especially petroleum products such as bunker fuel, from the tankers to other ships, particularly container-carriers. The loadin ...
